Secondhand vape exposure: Risks and side effects How secondhand smoke, thirdhand smoke & vaping affects kids In secondhand vape, scientists smell risk American Heart Association Secondhand smoke and vape can trigger your child's asthma attacks. Smoking and vaping are unhealthy for everyone but especially harmful for people with asthma. Whether at home, in the car, or Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center